When I upgrade webpack to 4.0.0-beta.3 and run npx webpack serve I get this error: [webpack-cli] Invalid configuration object. Object has been initialized using
filecontentresult
implicit-conversion
android-chips
twitter-r
knn
sequentialfeatureselector
jfif
usbasp
redux-thunk
swiftui-asyncimage
batch-processing
relocate
reducers
data-distribution-service
stringio
dozer
web-push
garbage
index-signature
tailscale
objectbox-java
c#-9.0
csvkit
react-css-modules
chrome-sync
padrino
postico
file-move
openocd
eclipse-mat